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3 commits

Author SHA1 Message Date
Misono Tomohiro
90091c367e selftest/lkdtm: Skip stack-entropy test if lkdtm is not available 
Exit with return code 4 if lkdtm is not available like other tests
in order to properly skip the test.

Signed-off-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210805101236.1140381-1-misono.tomohiro@jp.fujitsu.com
 2021-12-16 15:54:38 -08:00
Kees Cook
5b777131bd lkdtm: Add CONFIG hints in errors where possible 
For various failure conditions, try to include some details about where
to look for reasons about the failure.

Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210623203936.3151093-8-keescook@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2021-06-24 15:32:08 +02:00
Kees Cook
68ef8735d2 lkdtm: Add REPORT_STACK for checking stack offsets 
For validating the stack offset behavior, report the offset from a given
process's first seen stack address. Add s script to calculate the results
to the LKDTM kselftests.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210401232347.2791257-7-keescook@chromium.org
 2021-04-08 14:05:20 +02:00